fix(types): scope typing (#10803)

types/lib/model.d.ts

@@ -1655,7 +1655,7 @@ export abstract class Model<T = any, T2 = any> extends Hooks {
    */
   public static scope<M extends { new (): Model }>(
     this: M,
-    options?: string | string[] | ScopeOptions | WhereAttributeHash
+    options?: string | ScopeOptions | (string | ScopeOptions)[] | WhereAttributeHash
   ): M;
 
   public static addScope(name: string, scope: FindOptions, options?: AddScopeOptions): void;

types/test/models/User.ts

@@ -55,6 +55,9 @@ User.init(
             firstName: a,
           },
         };
+      },
+      custom2() {
+        return {}
       }
     },
     sequelize,
@@ -79,3 +82,8 @@ export const Group = User.belongsTo(UserGroup, { as: 'group', foreignKey: 'group
 // associations refer to their Model
 const userType: ModelCtor<User> = User.associations.group.source;
 const groupType: ModelCtor<UserGroup> = User.associations.group.target;
+
+User.scope([
+  'custom2',
+  { method: [ 'custom', 32 ] }
+])